Melt-blown webs without shots and with improved barrier properties
US-10870937-B2 · Dec 22, 2020 · US
by melt-blowing
by melt-blowing · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D04H1/565 |
| Official title | {by melt-blowing} |
| Display label | by melt-blowing |
| Total patents | 143 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 6 |
| 2017 | 14 |
| 2018 | 7 |
| 2019 | 17 |
| 2020 | 18 |
| 2021 | 11 |
| 2022 | 12 |
| 2023 | 21 |
| 2024 | 13 |
| 2025 | 9 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polyamide nanofiber nonwovens
US-2020283937-A1 · Sep 10, 2020 · US
Hydrophilic medical devices
US-2020237580-A1 · Jul 30, 2020 · US
Compressible adjunct with attachment regions
US-2020214706-A1 · Jul 9, 2020 · US
Melt-blown webs with improved properties
US-2020207943-A1 · Jul 2, 2020 · US
Hydrophilic medical devices
US-10624998-B2 · Apr 21, 2020 · US
Progressively releasable implantable adjunct for use with a surgical stapling instrument
US-10603039-B2 · Mar 31, 2020 · US
Compressible adjunct with attachment regions
US-10524788-B2 · Jan 7, 2020 · US
Spinning die for melt-blowing
US-10518458-B2 · Dec 31, 2019 · US
Process for making fibrous structures
US-10513801-B2 · Dec 24, 2019 · US
Implantable layer comprising a constricted configuration
US-10478188-B2 · Nov 19, 2019 · US
Dimensionally-stable melt blown nonwoven fibrous structures, and methods and apparatus for making same
US-2019338447-A1 · Nov 7, 2019 · US
Melt-Blown Webs Without Shots and With Improved Barrier Properties
US-2019323155-A1 · Oct 24, 2019 · US
Compressible adjunct with crossing spacer fibers
US-10433846-B2 · Oct 8, 2019 · US
Process of making dimensionally-stable melt blown nonwoven fibrous structures
US-10400354-B2 · Sep 3, 2019 · US
Hydrophilic medical devices
US-2019231615-A1 · Aug 1, 2019 · US
Implantable layer comprising plastically deformed fibers
US-10327777-B2 · Jun 25, 2019 · US
Compressible adjunct with crossing spacer fibers
US-2019183505-A1 · Jun 20, 2019 · US
Compressible adjunct assemblies with attachment layers
US-10307160-B2 · Jun 4, 2019 · US
Fibrous Nonwoven Web with Uniform, Directionally-Oriented Projections and a Process and Apparatus for Making the Same
US-2019151167-A1 · May 23, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D04H1/565?
- CPC D04H1/565 is the Cooperative Patent Classification code for “by melt-blowing.”
- How many patents are filed under CPC D04H1/565 (by melt-blowing)?
- Our database includes 143 publications tagged with this CPC code.
- Is patent activity under CPC D04H1/565 growing?
- Publication counts under this code: 13 in 2024 vs 9 in 2025 (latest complete years).